Bagrationovsky District (Russian: Багратио́новский райо́н) is an administrative district (raion), one of the fifteen in Kaliningrad Oblast, Russia. As a municipal division, it is incorporated as Bagrationovsky Municipal District. It is located in the southwest of the oblast. The area of the district is 1,146 square kilometers (442 sq mi). Its administrative center is the town of Bagrationovsk. Population: 32,352 (2010 Census); 45,672 (2002 Census); 39,724 (1989 Census).